Dell DR4300 NetVault Backup - Best Practices for Setting up VTL Containers and
Dell DR4300 Manual
View all Dell DR4300 manuals
Add to My Manuals
Save this manual to your list of manuals |
Dell DR4300 manual content summary:
- Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 1
™ DR Series Appliance Virtual Tape Library Best Practices Topics covered: -- Dell DR VTL Container -- NetVault nVTL A Dell Technical White Paper © 2014 Dell Inc. All Rights Reserved. Dell, the Dell logo, and NetVault are trademarks of Dell Inc. Linux is a registered trademark of Linus Torvalds in - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 2
the cleaner for the DR Series appliance 35 Monitoring deduplication, compression, and performance 36 Understanding NetVault Backup VTL and cleaning cycles 36 Optional NetVault Backup configurations for optimum performance 37 Disk-space reclamation...39 Disk-space availability...39 Changing the - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 3
(NDMP) RDA is not supported. For this use case, Dell recommends using either the DR native Virtual Tape Library (VTL Container), NetVault Backup's Virtual Tape Library (nVTL) or a Dell™ NetVault™ SmartDisk (NetVault SmartDisk) configured with the DR Series appliance. This document steps through the - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 4
DR Series appliance to provide a disk-storage target for storing backups. In this case, replication from the DR Series appliance is not available and you might prefer to create and use a nVTL to retain use of replication. (Dell DR VTL Container technology does not currently support Replication of - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 5
Executive Summary This document provides detailed information about setting up a Dell™ DR Series Disk Backup Appliance as a target for the DRs owns native Virtual Tape Library (VTL Container), and a NetVault Backup nVTL. The goal is to define the best technique users can deploy for backing up data - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 6
While Virtual Tape Libraries can be implemented in my ways on the Dell DR Appliance and Dell NetVault Backup software solution some are better suited to deployment in differing environments. In the sections below specific features that impact the decision process regarding which VTL technique users - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 7
, and password for users set up on the DR Series appliance. DR Series appliance setup and configuration -- best practices • Create NetVault Backup Server users practices is to size the VTL to no more than 10x the physical available disk space or to assess how much data the customer has to back up and - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 8
appliance with 2TB of physical disk should reflect what is required to support simultaneous streams, or concurrent jobs. range set by the appliance. So proper media size selection is important to ensure NetVault Backup Media Manager process and can cause contention between resources. Dell recommends - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 9
for using media groups is so we can force the DR Series appliance to reuse media before using blank media. NetVault Backup's media selection algorithm is: • Target media in a drive • Target media 9 Best practices for setting up Dell VTL Container or NetVault Backup native virtual tape library (nVTL) - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 10
the DR Series appliance 1. Rack and cable the DR Series appliance, and power it on. 2. Log on iDRAC using the default address 192.168.0.1, user name root, and password calvin. 3. Launch the virtual console. 10 Best practices for setting up Dell VTL Container or NetVault Backup native virtual tape - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 11
user administrator with the password St0r@ge! (the "0" in the password is the numeral zero). 5. Set the user-defined networking preferences. 6. View the summary of preferences and confirm that it is correct. 11 Best practices for setting up Dell VTL Container or NetVault Backup native virtual tape - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 12
the password is the numeral zero). 8. Join the DR Series appliance to Active Directory. Note: If you do not want to add the DR Series appliance to Active Directory, refer to your user's guide for guest login instructions. 12 Best practices for setting up Dell VTL Container or NetVault Backup native - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 13
a. In the tree in the left pane, click Active Directory. b. Enter your Active Directory credentials. 13 Best practices for setting up Dell VTL Container or NetVault Backup native virtual tape library (nVTL) - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 14
1. Create and mount the container. a. In the left pane, click Containers, and then click Create at the top of the page. b. Enter a Container Name, select the Virtual Tape Library check box. 14 Best practices for setting up Dell VTL Container or NetVault Backup native virtual tape library (nVTL) - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 15
box. Click Next. c. Select the Is OEM checkbox, define Tape Size, define NDMP, enter your NetVault Backup servers IP address in the Access Control field, define Marker type as Unix Dump. Click Next. d. Click Create a New Container. 15 Best practices for setting up Dell VTL Container or NetVault - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 16
of Virtual Tapes you would like your VTL container to have. Click on Next. f. Click on Modify this Container. 16 Best practices for setting up Dell VTL Container or NetVault Backup native virtual tape library (nVTL) - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 17
fulfilled such as domain name, user name, and password for users set up on the DR Series appliance to provide full access to the predefined containers and network share(s) for use as backup repositories. In the case of the NetVault Backup nVTL solution, this should include full access to the - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 18
more than 10x the physical available disk space or to assess how much should reflect what is required to support simultaneous streams, or concurrent jobs set by the appliance. So proper media size selection is important to Backup Media Manager process and can cause contention between resources. Dell - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 19
is so we can force the DR Series appliance to reuse media before using blank media. NetVault Backup's media selection algorithm is: • Target media in a appliance; media management becomes necessary to ensure best use of the unit. 19 Best practices for setting up Dell VTL Container or NetVault Backup - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 20
that a job has run out of media, you can use NetVault Backup's global notification to send an email to the system operator indicating that there help prevent the preceding scenario. 20 Best practices for setting up Dell VTL Container or NetVault Backup native virtual tape library (nVTL) - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 21
the DR Series appliance 1. Rack and cable the DR Series appliance, and power it on. 2. Log on iDRAC using the default address 192.168.0.1, user name root, and password calvin. 3. Launch the virtual console. 21 Best practices for setting up Dell VTL Container or NetVault Backup native virtual tape - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 22
user administrator with the password St0r@ge! (the "0" in the password is the numeral zero). 5. Set the user-defined networking preferences. 6. View the summary of preferences and confirm that it is correct. 22 Best practices for setting up Dell VTL Container or NetVault Backup native virtual tape - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 23
the password is the numeral zero). 8. Join the DR Series appliance to Active Directory. Note: If you do not want to add the DR Series appliance to Active Directory, refer to your user's guide for guest login instructions. 23 Best practices for setting up Dell VTL Container or NetVault Backup native - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 24
a. In the tree in the left pane, click Active Directory. b. Enter your Active Directory credentials. 24 Best practices for setting up Dell VTL Container or NetVault Backup native virtual tape library (nVTL) - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 25
Configuring NetVault Backup nVTL 1. Create and mount the container. a. In the left pane, click Containers, and then click Create at the top of the page. 25 Best practices for setting up Dell VTL Container or NetVault Backup native virtual tape library (nVTL) - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 26
Enable CIFS check box, select the preferred client access, and add clients as necessary. For improved security, Dell recommends adding IP addresses for the following (not all environments will have all components): • Backup console (NetVault Backup Server) • NetVault Backup SmartClient (Media Server - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 27
the container was added. e. Select the container that you just added, click Edit, and note the container path, which you will use later to target the DR Series appliance. f. Click Cancel to exit. 27 Best practices for setting up Dell VTL Container or NetVault Backup native virtual tape library (nVTL - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 28
section also assumes that the user is using Active Directory integration with the DR Series appliance. 2. Using a web browser, use the NetVault Backup WebUI to connect to the NetVault Backup Server. 3. In the Navigation pane, click Change Settings, and then click Server Settings. 4. Click Plugin - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 29
libraries to have entry/exit ports option is selected, clear the Check available disk space before creating disk libraries option, and click Apply to save the changes. 6. Click Media Manager. 29 Best practices for setting up Dell VTL Container or NetVault Backup native virtual tape library (nVTL) - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 30
. On the machine that the VTL will be attached to, you must make the NetVault Backup Process Manager Service (nvpmgr) use the login user name and password that you intend use to connect to the DR Series appliance. As this is the process that will control the connection mechanism, it needs to run - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 31
9. In the Services window, locate NetVault Process Manager, and edit its Properties. 10. Click the Log On tab, select This account, enter a user name and password that has Administrative rights to the shared folder on the DR Series appliance (it should also have Administrative rights on the local - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 32
the NetVault Process Manager; after it has restarted, close the services console. 12. In the NetVault Backup WebUI, click Guided Configuration, and then click Add Storage Devices. 13. Select Virtual tape library/media changer, and click Next. 14. Select the machine that you want to attach the VTL to - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 33
DR Series appliance; otherwise, NetVault Backup will be unable to create the VTL. 16. Complete the remaining fields with the device name, barcode prefix, and sizing requirements for the VTL, and then click Next. 33 Best practices for setting up Dell VTL Container or NetVault Backup - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 34
After the VTL is created, a confirmation screen appears and the VTL is ready for use as a backup destination. 34 Best practices for setting up Dell VTL Container or NetVault Backup native virtual tape library (nVTL) - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 35
the DR Series appliance After all the backup jobs are set up the DR Series appliance, the cleaner must be scheduled. The cleaner should run at least 6 hours per week when backups are not taking place, generally after a backup job has completed. Performing scheduled disk-space reclamation operations - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 36
appliance. Note: Deduplication ratios increase over time; it is not uncommon to see a 2-4x reduction (25-50% total savings) on the initial backup. As additional full backup NetVault Backup VTL and cleaning cycles The DR Series appliances are DR Series appliance as a NetVault Backup VTL repository - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 37
reclamation from the virtual media of a NetVault Backup VTL hosted on the DR Series appliance has some specific requirements. Even though NetVault Backup can locate and blank media that is marked for reuse, the DR Series appliance will not know that NetVault Backup has marked the media for reuse and - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 38
Drive Block Size (the default is 32KB) and the Drive Transfer Buffer Size setting (the defaults is 257KB) to settings that your operating system can support, and click Ok. Important required. 38 Best practices for setting up Dell VTL Container or NetVault Backup native virtual tape library (nVTL) - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 39
more information on diskspace reclamation with a DR Series appliance, refer to the Dell NetVault Backup Command Line Interface Reference Guide at http://documents.software.dell.com/NetVault%20Backup/10.0/Command%20Line%20 Interface%20Re ference%20Guide/ Disk-space availability Due to the nature of - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 40
and installations: http://delltechcenter.com/ • Dell DR Series appliance and NetVault Backup resources: -- Dell DR Series appliance manuals/guides: http://support.dell.com/support/edocs/SYSTEMS/DR4000/en/index.htm -- Dell DR Series appliance and NetVault Backup Application Notes: http://en.community - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 41
's Guide. Dell recommends that you use the same name as the Source Container for the Target Container on the second appliance. This allows for a simple change of the name in the device path in the NetVault Backup "diskdevice" configuration file. 2. After replication is configured, click the Select - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 42
can see how long the replication will take to complete. 4. Select Time To Sync, and then click Apply Filter. This adds Backup Server, edit the diskdevices.cfg file located in C:\Program Files (x86)\Dell\NetVault Backup\config to change the library and drive paths to the second DR Series appliance - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 43
Before: After: 43 Best practices for setting up Dell VTL Container or NetVault Backup native virtual tape library (nVTL) - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 44
new VTL on the new DR Series appliance. 11. In the NetVault Backup WebUI, click Manage Devices, and remove the old VTL on the old DR Series appliance. 12. Verify that the savesets for a client are still correctly configured. a. Click Create Restore Job, and select a saveset. b. Click Media List to - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 45
management of replication failover and reclamation of disk space NetVault Backup nVTL physical space reclamation script Windows® platform 1000000m set vtlpath=\\10.8.224.22\vtl1\VTL1 set nvutil=%ProgramFiles(x86)%\Dell\NetVault Backup\util set logfile=%tmp%\logdd430-1clean.log @echo. >> "%logfile%" - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 46
is now unreachable for the library :: in I/O Slot, now we cheat NetVault Backup! :: :: For security reasons: Rename old media first :: After that, create goto :eof echo Stage 6 - Completed 46 Best practices for setting up Dell VTL Container or NetVault Backup native virtual tape library (nVTL) - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 47
library_name = This should be the name of the library as it has been added to NetVault Backup # media_size = This is the size of the media to be recreated and must be compatibly ]} 47 Best practices for setting up Dell VTL Container or NetVault Backup native virtual tape library (nVTL) - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 48
=array_num_avail+1 let count=count-1 done # close file exec 10> Clean up temporary rubbish left behind rm -rf /tmp/mediatmp 48 Best practices for setting up Dell VTL Container or NetVault Backup native virtual tape library (nVTL) - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 49
nVTL ghost media scrub script Windows® platform @echo off Setup Vars set nvutil=%ProgramFiles(x86)%\Dell\NetVault Backup\util setlocal enabledelayedexpansion set logfile=%tmp%\logdd430-1purge.log set "media_prefix Capture Vars input CLS set /p media_prefix=Enter the Media Label Prefix to Purge - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 50
=array_num_avail+1 let count=count-1 done # close file exec 10> Clean up temporary rubbish left behind rm -rf /tmp/mediapurge 50 Best practices for setting up Dell VTL Container or NetVault Backup native virtual tape library (nVTL) - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 51
nVTL bulk mark for reuse script Windows® platform @echo off Setup Vars set nvutil=%ProgramFiles(x86)%\Dell\NetVault Backup\util setlocal enabledelayedexpansion set logfile=%tmp%\logdd430-1purge.log set "media_prefix Capture Vars input CLS set /p media_prefix=Enter the Media Label Prefix to - Dell DR4300 | NetVault Backup - Best Practices for Setting up VTL Containers and - Page 52
=array_num_avail+1 let count=count-1 done # close file exec 10> Clean up temporary rubbish left behind rm -rf /tmp/mediareuse 52 Best practices for setting up Dell VTL Container or NetVault Backup native virtual tape library (nVTL)
© 2014 Dell Inc. All Rights Reserved. Dell, the Dell logo, and NetVault are trademarks of Dell Inc. Linux is a
registered trademark of Linus Torvalds in the United States, other countries, or both. UNIX is a registered
trademark of The Open Group in the United States and other countries. VMware and vSphere are registered
trademarks of VMware, Inc. in the United States and/or other jurisdictions. Hyper-V and Windows are registered
trademarks of Microsoft Corporation in the United States and/or other countries.
Dell
™
DR Series Appliance
Virtual Tape Library Best Practices
Topics covered:
-
Dell DR VTL Container
- NetVault
nVTL
A Dell Technical White Paper